EP1486871A3 - Dispositif de réseau de disques et sa méthode de commande - Google Patents

Dispositif de réseau de disques et sa méthode de commande Download PDF

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Publication number
EP1486871A3
EP1486871A3 EP04021632A EP04021632A EP1486871A3 EP 1486871 A3 EP1486871 A3 EP 1486871A3 EP 04021632 A EP04021632 A EP 04021632A EP 04021632 A EP04021632 A EP 04021632A EP 1486871 A3 EP1486871 A3 EP 1486871A3
Authority
EP
European Patent Office
Prior art keywords
disk
control device
redundant data
array device
disk array
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP04021632A
Other languages
German (de)
English (en)
Other versions
EP1486871B1 (fr
EP1486871A2 (fr
Inventor
Eiji Katsurgai
Mikito Ogata
Akira Kurano
Toshihiko Tamiya
Akira Yamamoto
Naoya Takahashi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Publication of EP1486871A2 publication Critical patent/EP1486871A2/fr
Publication of EP1486871A3 publication Critical patent/EP1486871A3/fr
Application granted granted Critical
Publication of EP1486871B1 publication Critical patent/EP1486871B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
    • G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
    • G06F11/1076—Parity data used in redundant arrays of independent storages, e.g. in RAID systems
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2211/00—Indexing scheme relating to details of data-processing equipment not covered by groups G06F3/00 - G06F13/00
    • G06F2211/10—Indexing scheme relating to G06F11/10
    • G06F2211/1002—Indexing scheme relating to G06F11/1076
    • G06F2211/1054—Parity-fast hardware, i.e. dedicated fast hardware for RAID systems with parity
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2211/00—Indexing scheme relating to details of data-processing equipment not covered by groups G06F3/00 - G06F13/00
    • G06F2211/10—Indexing scheme relating to G06F11/10
    • G06F2211/1002—Indexing scheme relating to G06F11/1076
    • G06F2211/1066—Parity-small-writes, i.e. improved small or partial write techniques in RAID systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Hardware Redundancy (AREA)
EP04021632A 1996-11-21 1997-11-17 Dispositif de réseau de disques et sa méthode de commande Expired - Lifetime EP1486871B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP08310520A JP3133004B2 (ja) 1996-11-21 1996-11-21 ディスクアレイ装置およびその制御方法
JP31052096 1996-11-21
EP97120114A EP0844561B1 (fr) 1996-11-21 1997-11-17 Dispositif de réseau de disques

Related Parent Applications (2)

Application Number Title Priority Date Filing Date
EP97120114.0 Division 1997-11-17
EP97120114A Division EP0844561B1 (fr) 1996-11-21 1997-11-17 Dispositif de réseau de disques

Publications (3)

Publication Number Publication Date
EP1486871A2 EP1486871A2 (fr) 2004-12-15
EP1486871A3 true EP1486871A3 (fr) 2005-01-05
EP1486871B1 EP1486871B1 (fr) 2007-08-29

Family

ID=18006227

Family Applications (2)

Application Number Title Priority Date Filing Date
EP04021632A Expired - Lifetime EP1486871B1 (fr) 1996-11-21 1997-11-17 Dispositif de réseau de disques et sa méthode de commande
EP97120114A Expired - Lifetime EP0844561B1 (fr) 1996-11-21 1997-11-17 Dispositif de réseau de disques

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP97120114A Expired - Lifetime EP0844561B1 (fr) 1996-11-21 1997-11-17 Dispositif de réseau de disques

Country Status (4)

Country Link
US (4) US6269424B1 (fr)
EP (2) EP1486871B1 (fr)
JP (1) JP3133004B2 (fr)
DE (2) DE69735400T2 (fr)

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US6415355B1 (en) * 1998-05-11 2002-07-02 Kabushiki Kaisha Toshiba Combined disk array controller and cache control method for parity generation mode and data restoration mode
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US6557123B1 (en) * 1999-08-02 2003-04-29 Inostor Corporation Data redundancy methods and apparatus
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US7200715B2 (en) * 2002-03-21 2007-04-03 Network Appliance, Inc. Method for writing contiguous arrays of stripes in a RAID storage system using mapped block writes
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JP2004192483A (ja) * 2002-12-13 2004-07-08 Hitachi Ltd 分散ストレージシステムの管理方法
JP4651913B2 (ja) 2003-02-17 2011-03-16 株式会社日立製作所 記憶装置システム
WO2004099988A1 (fr) * 2003-05-05 2004-11-18 Trustees Of Boston University Mise en memoire, distribution et recherche automatisee des donnees
JP2004348464A (ja) 2003-05-22 2004-12-09 Hitachi Ltd ストレージ装置、及び通信信号の整形回路
JP4060235B2 (ja) 2003-05-22 2008-03-12 株式会社日立製作所 ディスクアレイ装置及びディスクアレイ装置の制御方法
JP2005071196A (ja) 2003-08-27 2005-03-17 Hitachi Ltd ディスクアレイ装置、及びその障害情報の制御方法
JP4428993B2 (ja) * 2003-11-27 2010-03-10 株式会社日立製作所 ディスクアレイ装置及びディスクアレイ装置の制御方法
JP4156499B2 (ja) 2003-11-28 2008-09-24 株式会社日立製作所 ディスクアレイ装置
JP4497918B2 (ja) 2003-12-25 2010-07-07 株式会社日立製作所 ストレージシステム
JP4518541B2 (ja) 2004-01-16 2010-08-04 株式会社日立製作所 ディスクアレイ装置及びディスクアレイ装置の制御方法
JP4634049B2 (ja) 2004-02-04 2011-02-16 株式会社日立製作所 ディスクアレイ装置における異常通知制御
JP2005309818A (ja) * 2004-04-22 2005-11-04 Hitachi Ltd ストレージ装置、そのデータ読出方法、及びそのデータ読出プログラム
US7739462B2 (en) * 2005-02-23 2010-06-15 International Business Machines Corporation Policy based data shredding for storage controller
JP2006268673A (ja) 2005-03-25 2006-10-05 Hitachi Ltd 記憶制御装置及び記憶デバイスのエラー制御方法
JP4756914B2 (ja) * 2005-05-30 2011-08-24 キヤノン株式会社 遠隔協調作業支援システム及びその制御方法
US20070130232A1 (en) * 2005-11-22 2007-06-07 Therrien David G Method and apparatus for efficiently storing and managing historical versions and replicas of computer data files
JP4884885B2 (ja) 2006-08-25 2012-02-29 株式会社日立製作所 記憶制御装置及び記憶制御装置の障害回復方法
JP4521410B2 (ja) * 2007-01-12 2010-08-11 株式会社日立製作所 ディスクアレイ制御装置
CN101561781B (zh) * 2008-04-15 2011-03-30 群联电子股份有限公司 存储器数据存取的管理方法、装置及控制器
JP5744244B2 (ja) * 2011-10-19 2015-07-08 株式会社日立製作所 ストレージシステム
US10095625B2 (en) * 2015-06-19 2018-10-09 Hitachi, Ltd. Storage system and method for controlling cache
KR102532084B1 (ko) * 2018-07-17 2023-05-15 에스케이하이닉스 주식회사 데이터 저장 장치 및 동작 방법, 이를 포함하는 스토리지 시스템
JP6942163B2 (ja) * 2019-08-06 2021-09-29 株式会社日立製作所 ドライブボックス、ストレージシステム及びデータ転送方法
JP7316242B2 (ja) * 2020-03-18 2023-07-27 株式会社日立製作所 ストレージシステムおよびデータ転送方法

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JPH0546324A (ja) * 1991-08-20 1993-02-26 Hitachi Ltd 記憶装置および記憶装置システム
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EP0594464A2 (fr) * 1992-10-23 1994-04-27 AT&T GLOBAL INFORMATION SOLUTIONS INTERNATIONAL INC. Méthode d'opération d'un réseau de disques de stockage de données
EP0660236A1 (fr) * 1993-11-30 1995-06-28 Hitachi, Ltd. Réseau de lecteurs de disques avec lecteurs de disques réparti sur un pluralité de cartes et accessible pendant le retrait d'une partir des cartes
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Also Published As

Publication number Publication date
JPH10149262A (ja) 1998-06-02
US20020184443A1 (en) 2002-12-05
EP0844561A3 (fr) 2004-01-28
EP1486871B1 (fr) 2007-08-29
EP1486871A2 (fr) 2004-12-15
JP3133004B2 (ja) 2001-02-05
US6463505B2 (en) 2002-10-08
DE69735400T2 (de) 2007-02-01
DE69738091D1 (de) 2007-10-11
US6604172B2 (en) 2003-08-05
DE69738091T2 (de) 2008-05-21
US6961816B2 (en) 2005-11-01
EP0844561A2 (fr) 1998-05-27
US20010032294A1 (en) 2001-10-18
US6269424B1 (en) 2001-07-31
US20040010661A1 (en) 2004-01-15
DE69735400D1 (de) 2006-05-04
EP0844561B1 (fr) 2006-03-08

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